Xavier steals X-Caliber's jet from the British as he and the X-Men plan their assault on Muir Island. On the island, the Shadow King is making the mutants fight each other in an arena as Legion and Moira look on. The X-Men start their assault but are foiled in the attempt. Meanwhile, Xavier returns to what's left of the mansion but he is confronted by the Shadow King and a possessed Colossus.